Home / 5,990.26-8,983.86-3,911.39

Finding the Fourth Proportional to 5,990.26, 8,983.86 and 3,911.39

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Solution

The fourth proportional to 5,990.26, 8,983.86 and 3,911.39 is: 5,866.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,990.26 : 8,983.86 = 3,911.39 : x
  2. Step 2: Convert to fraction form
    5,990.26/8,983.86 = 3,911.39/x
  3. Step 3: Cross multiply
    5,990.26x = 8,983.86 × 3,911.39
  4. Step 4: Simplify right side
    5,990.26x = 35,139,380.17
  5. Step 5: Solve for x
    x = 35,139,380.17/5,990.26
  6. Step 6: Final answer
    x = 5,866.09

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.